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author | Saeed Mahameed <saeedm@mellanox.com> | 2016-11-10 11:30:59 +0200 |
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committer | Ben Hutchings <ben@decadent.org.uk> | 2017-03-16 02:26:23 +0000 |
commit | f22f6b3404f9f6be811b31a0751a55d064687fea (patch) | |
tree | 5d6ddf9cee89e93213ac696d6b3a3c64e735638f /drivers/infiniband | |
parent | e06d97702fc273e838faf3b850eaa29d69deb09f (diff) | |
download | linux-stable-f22f6b3404f9f6be811b31a0751a55d064687fea.tar.gz linux-stable-f22f6b3404f9f6be811b31a0751a55d064687fea.tar.bz2 linux-stable-f22f6b3404f9f6be811b31a0751a55d064687fea.zip |
IB/mlx4: Fix port query for 56Gb Ethernet links
commit 6fa26208206c406fa529cd73f7ae6bf4181e270b upstream.
Report the correct speed in the port attributes when using a 56Gbps
ethernet link. Without this change the field is incorrectly set to 10.
Fixes: a9c766bb75ee ('IB/mlx4: Fix info returned when querying IBoE ports')
Fixes: 2e96691c31ec ('IB: Use central enum for speed instead of hard-coded values')
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Daniel Jurgens <danielj@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 3e0d10d67693..334e5ca709dc 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -346,9 +346,11 @@ static int eth_link_query_port(struct ib_device *ibdev, u8 port, if (err) goto out; - props->active_width = (((u8 *)mailbox->buf)[5] == 0x40) ? - IB_WIDTH_4X : IB_WIDTH_1X; - props->active_speed = IB_SPEED_QDR; + props->active_width = (((u8 *)mailbox->buf)[5] == 0x40) || + (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ? + IB_WIDTH_4X : IB_WIDTH_1X; + props->active_speed = (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ? + IB_SPEED_FDR : IB_SPEED_QDR; props->port_cap_flags = IB_PORT_CM_SUP | IB_PORT_IP_BASED_GIDS; props->gid_tbl_len = mdev->dev->caps.gid_table_len[port]; props->max_msg_sz = mdev->dev->caps.max_msg_sz; |